*{
    margin: 0;
    padding: 0;
    border: 0;
    box-sizing: border-box;
}
input{
    outline: none;
    border: 0;
    background: none;
}
ul{
    list-style: none;
}
a{
    text-decoration: none;
}
body{
    padding: 0 .22rem;
}
footer{
    width: 100%;
    height: 1rem;
    position: fixed;
    bottom: 0;
    background-color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-around;
    border-top: 1px solid #ebebeb;
    .item{
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        img{
            width: .47rem;
            height: .43rem;
        }
        span{
            font-size: .24rem;
            color: #666666;
            margin-top: .12rem;
        }
    }
    .item:nth-child(1){
        img{
            width: .47rem;
            height: .41rem;
        }
    }
    .item:nth-child(2){
        img{
            width: .36rem;
            height: .43rem;
        }
    }
    .item:nth-child(3){
        img{
            width: .37rem;
            height: .40rem;
        }
    }
}